JP2009511944A - 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置 - Google Patents

信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置 Download PDF

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JP2009511944A
JP2009511944A JP2008534447A JP2008534447A JP2009511944A JP 2009511944 A JP2009511944 A JP 2009511944A JP 2008534447 A JP2008534447 A JP 2008534447A JP 2008534447 A JP2008534447 A JP 2008534447A JP 2009511944 A JP2009511944 A JP 2009511944A
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data
coding
entropy
grouping
reference value
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JP2008534447A
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English (en)
Japanese (ja)
Inventor
スク パン，ヒー
スー キム，ドン
ヒュン リム，ジェ
オ オー，ヒェン
ウォン ジュン，ヤン
ジン キム，ヒョ
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LG Electronics Inc
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LG Electronics Inc
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Priority claimed from KR1020060079837A external-priority patent/KR20070108313A/ko
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of JP2009511944A publication Critical patent/JP2009511944A/ja
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/0017—Lossless audio signal coding; Perfect reconstruction of coded audio signal by transmission of coding error
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/20—Vocoders using multiple modes using sound class specific coding, hybrid encoders or object based coding
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
    • H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/235—Processing of additional data, e.g. scrambling of additional data or processing content descriptors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/435—Processing of additional data, e.g. decrypting of additional data, reconstructing software from modules extracted from the transport stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/007—Two-channel systems in which the audio signals are in digital form
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/167—Audio streaming, i.e. formatting and decoding of an encoded audio signal representation into a data stream for transmission or storage purposes
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/16—Vocoder architecture
    • G10L19/18—Vocoders using multiple modes
    • G10L19/22—Mode decision, i.e. based on audio signal content versus external parameters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
JP2008534447A 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置 Pending JP2009511944A (ja)

Applications Claiming Priority (18)

Application Number Priority Date Filing Date Title
US72363105P 2005-10-05 2005-10-05
US72565405P 2005-10-13 2005-10-13
US72622805P 2005-10-14 2005-10-14
US72971305P 2005-10-25 2005-10-25
US73039405P 2005-10-27 2005-10-27
US73039305P 2005-10-27 2005-10-27
US73776005P 2005-11-18 2005-11-18
US75291105P 2005-12-23 2005-12-23
US75340805P 2005-12-27 2005-12-27
US75823806P 2006-01-12 2006-01-12
US75823106P 2006-01-12 2006-01-12
KR20060004050 2006-01-13
KR20060004049 2006-01-13
KR20060030651 2006-04-04
KR1020060079837A KR20070108313A (ko) 2005-10-05 2006-08-23 오디오 신호의 인코딩/디코딩 방법 및 장치
KR1020060079836A KR20070108312A (ko) 2005-10-05 2006-08-23 오디오 신호의 인코딩/디코딩 방법 및 장치
KR1020060079838A KR20070108314A (ko) 2005-10-05 2006-08-23 오디오 신호의 인코딩/디코딩 방법 및 장치
PCT/KR2006/004015 WO2007040355A1 (en) 2005-10-05 2006-10-04 Method and apparatus for signal processing and encoding and decoding method, and apparatus therefor

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JP2009511944A true JP2009511944A (ja) 2009-03-19

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JP2008534451A Pending JP2009511948A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534452A Pending JP2009520212A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534447A Pending JP2009511944A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534456A Pending JP2009511951A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534450A Pending JP2009511947A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534459A Active JP5319286B2 (ja) 2005-10-05 2006-10-04 データ処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534448A Active JP5111381B2 (ja) 2005-10-05 2006-10-04 信号処理方法及び信号処理装置
JP2008534446A Pending JP2009511943A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534457A Pending JP2009511952A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534453A Active JP5329963B2 (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534455A Active JP5254798B2 (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534449A Pending JP2009511946A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534458A Active JP5405828B2 (ja) 2005-10-05 2006-10-04 信号処理方法及び装置
JP2008534454A Withdrawn JP2009512271A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置

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JP2008534452A Pending JP2009520212A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置

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JP2008534450A Pending JP2009511947A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534459A Active JP5319286B2 (ja) 2005-10-05 2006-10-04 データ処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534448A Active JP5111381B2 (ja) 2005-10-05 2006-10-04 信号処理方法及び信号処理装置
JP2008534446A Pending JP2009511943A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534457A Pending JP2009511952A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534453A Active JP5329963B2 (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534455A Active JP5254798B2 (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534449A Pending JP2009511946A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置
JP2008534458A Active JP5405828B2 (ja) 2005-10-05 2006-10-04 信号処理方法及び装置
JP2008534454A Withdrawn JP2009512271A (ja) 2005-10-05 2006-10-04 信号処理方法及び装置、エンコーディング及びデコーディング方法並びにそのための装置

Country Status (10)

Country Link
US (13) US7643562B2 (ko)
EP (18) EP1946063A4 (ko)
JP (14) JP2009511948A (ko)
KR (4) KR101356480B1 (ko)
CN (7) CN101283249B (ko)
AU (1) AU2006297950B2 (ko)
BR (3) BRPI0616859A2 (ko)
CA (1) CA2624633C (ko)
ES (2) ES2478004T3 (ko)
WO (17) WO2007040361A1 (ko)

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